IRISH people are being warned about a new strain of Covid-19 as cases rise in the country. The two new strains of the ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

COVID-19 variant is quietly making its rounds across the United States, prompting health officials to reiterate the ...

Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of ...

A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about ...

A new COVID variant called "Nimbus" is spreading. Here's what you need to know about the incubation period, symptoms ...

The new COVID-19 variant NB.1.8.1, known as Nimbus, is causing concern due to its subtle symptoms and high transmission rate.

In patients with COVID-19, preexisting immunity and Omicron infection were associated with reduced disease severity and upper respiratory symptom presentation.

More than 20% of children and young people in Aotearoa New Zealand are experiencing significant persistent health symptoms ...

Key symptoms can help tell apart a Covid infection from hay fever, despite some similarities in how they present. This year, millions of people in the UK have been tormented by the aggravating ...